diff --git a/darray.h b/darray.h
index 7ae7f69e6e..e492d6a34f 100644
--- a/darray.h
+++ b/darray.h
@@ -58,10 +58,11 @@
     (*(ptr_to_ary))->meta.size++; \
 } while (0)
 
-#define rb_darray_insert(ptr_to_ary, idx, element) do { \
+#define rb_darray_insert_without_gc(ptr_to_ary, idx, element) do { \
     rb_darray_ensure_space((ptr_to_ary), \
                            sizeof(**(ptr_to_ary)), \
-                           sizeof((*(ptr_to_ary))->data[0])); \
+                           sizeof((*(ptr_to_ary))->data[0]), \
+                           rb_darray_realloc_mul_add_without_gc); \
     MEMMOVE( \
         rb_darray_ref(*(ptr_to_ary), idx + 1), \
         rb_darray_ref(*(ptr_to_ary), idx), \
diff --git a/gc/default/default.c b/gc/default/default.c
index b0267cc48c..94828be55d 100644
--- a/gc/default/default.c
+++ b/gc/default/default.c
@@ -1961,7 +1961,7 @@ heap_page_allocate(rb_objspace_t *objspace)
         }
     }
 
-    rb_darray_insert(&objspace->heap_pages.sorted, hi, page);
+    rb_darray_insert_without_gc(&objspace->heap_pages.sorted, hi, page);
 
     if (heap_pages_lomem == 0 || heap_pages_lomem > start) heap_pages_lomem = start;
     if (heap_pages_himem < end) heap_pages_himem = end;